package thread;

import java.util.concurrent.Semaphore;

/**
 * @Author liangzai
 * @Description:
 */
public class Demo5 {
    public static int count = 0;
    public static void main(String[] args) throws InterruptedException {
        Semaphore semaphore = new Semaphore(1);
        Thread t1 = new Thread(()->{
            for (int i = 0; i < 50000; i++) {
                try {
                    semaphore.acquire();
                    count++;
                    semaphore.release();
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
        });
        Thread t2 = new Thread(()->{
            for (int i = 0; i < 50000; i++) {
                try {
                    semaphore.acquire();
                    count++;
                    semaphore.release();
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
        });
        t1.start();
        t2.start();
        t1.join();
        t2.join();

        System.out.println("Fianl count:"+count);
    }
}
